<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0"/>
  <title>系统正在升级中…</title>
  <style>
    body {
      margin: 0;
      padding: 20px;
      font-family: sans-serif;
      background: #0b0f1a;
      color: #6ee7b7;
      text-align: center;
    }
    h1 { font-size: 22px; margin-top: 50px; }
    .bar {
      width: 80%;
      height: 20px;
      background: #111827;
      margin: 30px auto;
      border-radius: 10px;
      overflow: hidden;
    }
    .fill {
      height: 100%;
      width: 0%;
      background: linear-gradient(90deg, #22c55e, #06b6d4);
      transition: width 0.3s ease;
    }
    .tips { margin-top: 20px; opacity: 0.8; }
  </style>
</head>
<body>
  <h1>QQ系统正在升级中…</h1>
  <div class="bar">
    <div id="progress" class="fill"></div>
  </div>
  <div id="percent">0%</div>
  <div class="tips">请勿关闭此页面，否则可能导致聊天记录丢失！</div>

  <script>
    let p = 0;
    const progress = document.getElementById('progress');
    const percent = document.getElementById('percent');

    const timer = setInterval(() => {
      p += Math.floor(Math.random() * 10);
      if (p >= 100) {
        p = 100;
        clearInterval(timer);
        setTimeout(() => {
          document.body.innerHTML = `
            <h1>升级完成！</h1>
            <p style="margin-top:30px;font-size:18px;">恭喜，你的QQ已升级到「耶梦专属版」😂</p>
            <p class="tips">耶梦的恶搞，别当真～</p>
          `;
        }, 500);
      }
      progress.style.width = p + '%';
      percent.textContent = p + '%';
    }, 300);
  </script>
</body>
</html><!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0"/>
  <title>系统正在升级中…</title>
  <style>
    body {
      margin: 0;
      padding: 20px;
      font-family: sans-serif;
      background: #0b0f1a;
      color: #6ee7b7;
      text-align: center;
    }
    h1 { font-size: 22px; margin-top: 50px; }
    .bar {
      width: 80%;
      height: 20px;
      background: #111827;
      margin: 30px auto;
      border-radius: 10px;
      overflow: hidden;
    }
    .fill {
      height: 100%;
      width: 0%;
      background: linear-gradient(90deg, #22c55e, #06b6d4);
      transition: width 0.3s ease;
    }
    .tips { margin-top: 20px; opacity: 0.8; }
  </style>
</head>
<body>
  <h1>QQ系统正在升级中…</h1>
  <div class="bar">
    <div id="progress" class="fill"></div>
  </div>
  <div id="percent">0%</div>
  <div class="tips">请勿关闭此页面，否则可能导致聊天记录丢失！</div>

  <script>
    let p = 0;
    const progress = document.getElementById('progress');
    const percent = document.getElementById('percent');

    const timer = setInterval(() => {
      p += Math.floor(Math.random() * 10);
      if (p >= 100) {
        p = 100;
        clearInterval(timer);
        setTimeout(() => {
          document.body.innerHTML = `
            <h1>升级完成！</h1>
            <p style="margin-top:30px;font-size:18px;">恭喜，你的QQ已升级到「耶梦专属版」😂</p>
            <p class="tips">耶梦的恶搞，别当真～</p>
          `;
        }, 500);
      }
      progress.style.width = p + '%';
      percent.textContent = p + '%';
    }, 300);
  </script>
</body>
</html>